{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x1d4289d5d46feaa5cb457767b41b126de7986a15fa24922eefdeaba616aa3c5d",
    "signature": "0xac519d212c3c41a05fc6736399a78815b112124014edc7e2f2d16cf4ddaaedd025cba53605dd38d78eb3e0e0c6ac68de4afcdc0eec49976d03f1b96178f062121c",
    "signer": "0xAa942fb8d8E7Eb9024f403fC0FF63D378019Fdb5",
    "userId": "8151"
  }
}